Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bd62df68b7fa834f870df3d4522d46be12911e38e5b74fb5fa53b5339dbc79bf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^